[serman]

Код:

if(dialogid == 99999)
        {
            if(response)
            {           
          switch(listitem) 
            {
                case 0: 
                {
                    ShowPlayerDialog(playerid, 99998, DIALOG_STYLE_LIST, "Melee Weapons", "Golf Club   (3 Chips)\nNite Stick   (7 Chips)\nKnife    (10 Chips)\nBaseball Bat    (12 Chips)\nShovel  (15 Chips)\nPool Cue    (17 Chips)\nKatana  (20 Chips)", "Purchase", "Cancel");
                }
                case 1:
                {
                    ShowPlayerDialog(playerid, 99997, DIALOG_STYLE_LIST, "Pistols", "9mm   (15 Chips)\nDesert Eagle    (20 Chips)", "Purchase", "Cancel");
                }
                case 2:
                {
                    ShowPlayerDialog(playerid, 99996, DIALOG_STYLE_LIST, "Close Range Weapons", "Shotgun    (20 Chips)\nSawn-off Shotgun    (40 Chips)\nCombat Shotgun  (60 Chips)\nFlamethrower    (300 Chips)", "Purchase", "Cancel");
                }
               case 3:
	{
	ShowPlayerDialog(playerid, 99995, DIALOG_STYLE_LIST, "Assault Weapons", "MP5  (20 Chips)\nAK47    (60 Chips)\nM4  (75 Chips)", "Purchase", "Cancel");
	}
	case 4:
	{
	ShowPlayerDialog(playerid, 99994, DIALOG_STYLE_LIST, "Explosives", "Molotov   (120 Chips)\nGrenades (300 Chips)", "Purchase", "Cancel");
	}
               
            }
	
     }
}

maybe it will be work,,, try it